package jdbc;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Scanner;

public class JDBCDemo3 {
    public static void main(String[] args) throws ClassNotFoundException, SQLException {
        Scanner scanner = new Scanner(System.in);
        System.out.println("请输入用户名:");
        String username = scanner.nextLine();

        Class.forName("com.mysql.cj.jdbc.Driver");
        Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/tedu", "root", "root");
        Statement statement = connection.createStatement();
        String sql = "DELETE FROM userinfo WHERE username='"+username+"'";
        int i = statement.executeUpdate(sql);
        if (i>=1){
            System.out.println("Success");
        }else {
            System.out.println("Failed");
        }
    }
}
